Development and validation of a novel model to predict recurrence-free survival and melanoma-specific survival after sentinel lymph node biopsy in patients with melanoma: an international, retrospective, multicentre analysis

Robert C Stassen, Carolien C. H. M. Maas, Astrid A.M. van der Veldt, Serigne Lo, Robyn P.M. Saw, Alexander H. R. Varey, Richard A. Scolyer, Georgina V. Long, John F. Thompson, Piotr Rutkowski, Ulrich Keilholz, Alexander C. J. van Akkooi, Cornelis Verhoef, David van Klaveren, Dirk J. Grünhagen